三语习得中母语作用的研究综述
A Review of Research on the Role of Mother Tongue in Trilingual Acquisition

随着后疫情时代到来，中国和世界的交流趋于多样和复杂，对外语人才的需求和培养也提出了新要求。面对复杂的语言环境，母语因素的影响从以往的二语拓展到三语，本文梳理近十年的研究，从语音和词汇两个角度分析汉日英三语习得中母语因素的影响及重要性，以期为外语教学中发挥母语的作用提供启示。
With the arrival of the post-epidemic era, the communication between China and the world tends to be more diverse and complex, which puts forward new requirements for the demand and cultivation of foreign language talents. Facing the complex language environment, the influence of mother tongue factor expands from the previous second language to the third language. This paper combs through the research in the past ten years and analyses the influence and importance of mother tongue factor in Chinese-Japanese-English trilingual acquisition from the perspectives of phonology and vocabulary, with a view to providing insights into the role of mother tongue in foreign language teaching.